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Weakness (CWE)

CWE-667: Improper Locking

Class Draft

The product does not properly acquire or release a lock on a resource, leading to unexpected resource state changes and behaviors.

How to prevent it (1 mitigation)

  1. Implementation

    Use industry standard APIs to implement locking mechanism.

Source: MITRE CWE-667

All Critical High Medium Low Exploited only Public exploit

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  • High 7.0
    CVE-2021-1782 Exploited Public exploit

    A race condition was addressed with improved locking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-0…

    Apple macOS iOS and iPadOS macOS iOS
    KEV Nov 3, 2021